CN213818939U - Corn ear picking device with stem and ear harvesting function - Google Patents
Corn ear picking device with stem and ear harvesting function Download PDFInfo
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- CN213818939U CN213818939U CN202022906547.1U CN202022906547U CN213818939U CN 213818939 U CN213818939 U CN 213818939U CN 202022906547 U CN202022906547 U CN 202022906547U CN 213818939 U CN213818939 U CN 213818939U
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Abstract
The utility model provides a corn ear picking device with function is received to stem ear concurrently, includes the ear picking grillage, installs drive gear box on the ear picking grillage, and the symmetry is equipped with a pair of reel chain drive, a pair of stem roller and a pair of ear picking board on the ear picking grillage: a flail knife transmission seat is fixed between one side in front of the transmission gear box and the ear picking plate frame, a flail knife shaft is installed in the flail knife transmission seat, and the flail knife shaft is in transmission connection with an output shaft in the transmission gear box through an intermediate shaft; a plurality of throwing blades are uniformly arranged at the lower end of the throwing cutter shaft through the circumference of the cutter seat; a semicircular flail cover is fixed below the flail transmission seat on the ear picking plate frame and covers the flail blade in the flail cover; a material guide cover is arranged at one side of the lower surface of the ear picking plate frame corresponding to the circumferential opening of the flail knife cover. The beneficial effects are that: the corn stalk picking machine can cut and recover corn stalks while picking ears, has high operation efficiency, and can prevent the corn stalks after picking the ears from falling on the ground; corn ear picking and straw recycling are completed simultaneously, the structure is compact, and the power consumption is low.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to corn ear picking device with function is received concurrently to stem ear.
Background
At present, the ear picking device for realizing stalk and ear combined harvesting on the domestic existing corn harvester basically has two structural forms:
the first corn stalk treating mode of the ear picking device is that a stalk cutting and returning or grass collecting device is usually hung in the middle or at the rear of a main machine of a corn harvester, when the corn harvester harvests, the front and rear tires of the harvester roll stalks pulled down by a corn header to a greater extent, especially roll the stalks in furrows, and the stalk cutting and returning or grass collecting device cannot cut the stalks to the field or collect grass for loading.
The second type of ear picking device is that a hob type grass collecting device is installed at the lower part of an ear picking header, corn stalks can be laid on the ground after the ear picking header picks corn ears, and then soil and other impurities can be collected together while the hob type grass collecting device cuts and collects the stalks, so that the quality of silage or yellow silage is influenced.
In conclusion, the domestic existing stalk chopping and recovering device of the corn harvester has the following defects: the efficiency of the whole machine is low, the chopping quality of the stems is low, the recovery rate is low, the impurity content is high, the quality of the silage or yellow silage is affected, and the requirements of animal husbandry cannot be met.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the corn ear picking device with the stem and ear harvesting function has the advantages of high operation efficiency, high stem chopping quality and high recovery rate.
In order to achieve the purpose, the corn ear picking device with the stalk and ear harvesting function comprises an ear picking plate frame, wherein a transmission gear box is mounted on the ear picking plate frame, a pair of stalk pulling rollers and a pair of stalk pulling chain transmission mechanisms are symmetrically arranged on the ear picking plate frame, are arranged up and down and are respectively connected with the transmission gear box, and a V-shaped feeding opening is formed between the pair of stalk pulling chain transmission mechanisms; a pair of ear picking plates are symmetrically arranged between the pair of reel chain transmission mechanisms and the pair of stem pulling rollers on the ear picking plate frame and used for picking corn ears;
a flail knife transmission seat is fixed between one end of the transmission gear box close to the front side of the transmission gear box and the ear picking plate frame, a rotatable flail knife shaft is installed in the flail knife transmission seat, and the flail knife shaft is in transmission connection with an output shaft in the transmission gear box through an intermediate shaft arranged in the flail knife transmission seat; a plurality of throwing blades are uniformly arranged at the lower end of the throwing cutter shaft through the circumference of the cutter seat;
a semicircular flail cover is fixed below the flail transmission seat on the ear picking plate frame and covers the flail blade in the flail cover; the straw collecting device is used for collecting straw cut by the flail blades; a material guide cover is arranged at one side of the circumference opening of the lower surface of the ear picking plate frame corresponding to the flail knife cover and is used for guiding the chopped straws into a material conveying device at the back.
Preferably, two ends of the intermediate shaft are respectively in transmission connection with an output shaft and a flail knife shaft in the transmission gear box through a bevel gear pair, and the flail knife shaft and the axis of the intermediate shaft form an included angle of 80 degrees.
Preferably, the bottom plate of the flail knife cover is semicircular and the rear part of the bottom plate of the flail knife cover is connected with the rear part of the bottom plate of the material guide cover through screws, so that the stability is improved.
Preferably, the bottom plate of the material guide cover is obliquely arranged in a manner that the front part is higher than the back part, and a material blocking clamping plate is arranged on the bottom plate of the material guide cover and corresponds to the edge of one side of the flail knife cover and is used for blocking crushed materials.
Preferably, the flail blades are respectively fixed with a recovery blade for realizing the throwing recovery of the crushed straws.
The beneficial effects are that:
1. because a flail knife transmission seat is fixed between one end of the transmission gear box close to the front side of the transmission gear box and the ear picking plate frame, a rotatable flail knife shaft is installed in the flail knife transmission seat, and the flail knife shaft is in transmission connection with an output shaft in the transmission gear box through an intermediate shaft arranged in the flail knife transmission seat; a plurality of throwing blades are uniformly arranged at the lower end of the throwing cutter shaft through the circumference of the cutter seat; the corn stalks can be cut and recovered while the ears are picked through the throwing blades, the operation efficiency is high, and the corn stalks after the ears are picked can be prevented from falling on the ground; the corn ear picking and the straw recycling are completed simultaneously, the structure is compact and reliable, and the power consumption is very small.
2. Because a semicircular flail cover is fixed below the flail transmission seat on the ear picking plate frame, the flail cover covers the flail blade; the straw cut by the flail blade can be collected through the flail blade cover; a material guide cover is arranged on one side of the lower surface of the ear picking plate frame, which corresponds to the circumferential opening of the flail knife cover, and chopped straws can be guided into a material conveying device behind the material guide cover; the harvested straws are clean without soil, low in impurity rate and high in recovery rate; the residual quantity of the field straws after being harvested is less, the power consumption of returning the straws to the field is less, and the next stubble is sowed without cleaning.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a bottom view of fig. 1.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a sectional view a-a of fig. 1.
In the figure: the corn harvester ear picking mechanism comprises a cutter throwing cover 1, an ear picking plate 2, a stem pulling roller 3, a reel chain transmission mechanism 4, a transmission gear box 5, an ear picking plate frame 6, an L-shaped plate frame 7, a wedge-shaped plate frame 8, a material guiding cover 9, a material blocking clamping plate 10, a cutter throwing transmission seat 11, an intermediate shaft 12, a cutter holder 13, a cutter throwing shaft 14 and a cutter throwing blade 15.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments in the present application, shall fall within the scope of protection of the present invention.
As shown in fig. 1-4, the utility model relates to a corn ear picking device with stalk and ear harvesting function, which comprises an ear picking plate frame 6, a transmission gear box 5 is arranged on the ear picking plate frame 6, two pairs of output shafts are arranged on the transmission gear box 5, wherein one pair of output shafts are upwards led out from the top surface of the transmission gear box 5, have the same rotating speed and reverse rotating directions and are used for connecting a reel chain transmission mechanism 4; the other pair of output shafts are led out from the front of the transmission gear box 5, have the same rotating speed and opposite rotating directions and are used for connecting the stalk-pulling rolls 3.
The corn harvester is characterized in that a pair of seedling pulling chain transmission mechanisms 4 and a pair of stalk pulling rollers 3 which are arranged up and down and are respectively connected with a transmission gear box 5 are symmetrically arranged on the ear picking plate frame 6, the pair of seedling pulling chain transmission mechanisms 4 is arranged above the ear picking plate frame 6, and a V-shaped feeding opening is formed between the seedling pulling chain transmission mechanisms and the ear picking plate frame 6, so that corn can be harvested in a non-row mode. A pair of ear picking plates 2 are symmetrically arranged between the pair of reel chain transmission mechanisms 4 and the pair of stalk pulling rollers 3 on the ear picking plate frame 6 and used for picking corn ears.
A flail knife transmission seat 11 is fixed between one end of the transmission gear box 5 close to the front side and the ear picking plate frame 6, a flail knife shaft 14 which is obliquely arranged downwards and can rotate is installed in the flail knife transmission seat 11 through a bearing, and the flail knife shaft 14 is in transmission connection with an output shaft in the transmission gear box 5 through an intermediate shaft 12 installed in the flail knife transmission seat 11. An included angle of 80 degrees is formed between the flail knife shaft 14 and the axis of the intermediate shaft 12, one end of the intermediate shaft 12 is inserted into the transmission gear box 5 and is in transmission connection with an output shaft which is used for connecting the reel chain transmission mechanism 4 and arranged in the transmission gear box 5 through a bevel gear pair, and the other end of the intermediate shaft 12 is in transmission connection with the upper end of the flail knife shaft 14 through a bevel gear pair; a tool apron 13 is fixed at the lower end of the flail shaft 14, and a plurality of flail blades 15 are uniformly arranged on the tool apron 13 through the circumference of a bolt, wherein two flail blades are taken as an example in the embodiment. The rotation direction of the flail knife shaft 14 and the flail knife blade 15 is the same as the rotation direction of a reel chain transmission mechanism 4 positioned above the flail knife shaft.
A semicircular flail cover 1 is fixed below a flail transmission seat 11 on the ear picking plate frame 6, the flail cover 1 is connected and hoisted on the side surface of the ear picking plate frame 6 through an L-shaped plate frame 7 by using a bolt, the front end of the flail cover 1 is connected with the front end of the bottom surface of the ear picking plate frame 6 through a wedge-shaped plate frame 8, and a flail blade 15 is covered in the flail cover 1; for collecting the straw chopped by the flail blades 15.
A material guide cover 9 is arranged below the snapping plate frame 6 and on one side corresponding to the circumferential opening of the flail knife cover 1 and is used for guiding the chopped straws into a material conveying device behind. The bottom plate of the flail knife cover 1 is semicircular and the rear part of the bottom plate of the flail knife cover 1 is connected with the rear part of the bottom plate of the material guide cover 9 through screws to form a material outlet, so that the stability is improved. The front part of the bottom plate of the material guide cover 9 is high, the rear part of the bottom plate of the material guide cover 9 is low, a material blocking clamping plate 10 is fixed on the edge of one side of the bottom plate of the material guide cover 9 corresponding to the flail knife cover 1 through bolts, and the material blocking clamping plate 10 forms an upturned clamping edge and is used for blocking materials crushed by the flail knife 15. And a recovery blade 16 is fixed on each flail blade 15 through a bolt and is used for throwing and recovering the crushed straws through a material outlet.
When the corn ear picking device is used, a plurality of groups of corn ear picking devices are connected to a feeding gap bridge of a corn harvester through a header rack to carry out corn harvesting operation. During operation, the corn harvester is driven to walk along the corn rows, the power device of the corn harvester drives the transmission gear box 5 to operate through the transmission mechanism, and each group of the reel chain transmission mechanisms 4 is driven to rotate oppositely to the stem pulling roller 3 through the transmission gear box 5; corn stalks are distributed into corresponding feeding ports through a stalk distribution cover arranged on the snapping board frame 6; the corn stalks with the corncobs are fed into a stalk pulling roller 3 by a reel chain; the corn stalk is pulled downwards by the stalk pulling roller 3, the corn ear is picked off by the ear picking plate 2 and is pulled to a feeding auger at the rear part by a reel chain of the reel chain transmission mechanism 4; meanwhile, the transmission gear box 5 drives the flail knife shaft 14 and the flail knife blade 15 to rotate at a high speed, corn stalks are cut up while the ears are picked, the cut stalks are collected by the flail knife cover 1, slide into a material conveying device behind the flail knife cover through the material guide cover 9, and are conveyed into the material collecting box through the material conveying device.
Claims (5)
1. A corn ear picking device with a stem and ear harvesting function comprises an ear picking plate frame, wherein a transmission gear box is arranged on the ear picking plate frame, a pair of reel chain transmission mechanisms and a pair of stem pulling rollers which are arranged up and down and respectively connected with the transmission gear box are symmetrically arranged on the ear picking plate frame, and a V-shaped feeding opening is formed between the pair of reel chain transmission mechanisms; a pair of ear picking plates are symmetrically arranged between the pair of reel chain transmission mechanisms and the pair of stem pulling rollers on the ear picking plate frame and used for picking corn ears; the method is characterized in that:
a flail knife transmission seat is fixed between one end of the transmission gear box close to the front side of the transmission gear box and the ear picking plate frame, a rotatable flail knife shaft is installed in the flail knife transmission seat, and the flail knife shaft is in transmission connection with an output shaft in the transmission gear box through an intermediate shaft arranged in the flail knife transmission seat; a plurality of throwing blades are uniformly arranged at the lower end of the throwing cutter shaft through the circumference of the cutter seat;
a semicircular flail cover is fixed below the flail transmission seat on the ear picking plate frame and covers the flail blade in the flail cover; the straw collecting device is used for collecting straw cut by the flail blades; a material guide cover is arranged at one side of the circumference opening of the lower surface of the ear picking plate frame corresponding to the flail knife cover and is used for guiding the chopped straws into a material conveying device at the back.
2. The corn ear picking device with the function of both stalk and ear harvesting as claimed in claim 1, characterized in that: two ends of the intermediate shaft are respectively in transmission connection with an output shaft and a flail knife shaft in the transmission gear box through a bevel gear pair, and the flail knife shaft and the axis of the intermediate shaft form an included angle of 80 degrees.
3. The corn ear picking device with the function of both stalk and ear harvesting as claimed in claim 1, characterized in that: the bottom plate of the flail knife cover is semicircular and annular, the rear part of the bottom plate of the flail knife cover is connected with the rear part of the bottom plate of the material guide cover through screws, and therefore stability is improved.
4. The corn ear picking device with the stem-ear harvesting function as claimed in claim 1 or 3, characterized in that: the front part of the bottom plate of the material guide cover is high, the rear part of the bottom plate of the material guide cover is low, and a material blocking clamping plate is arranged at the edge of one side of the bottom plate of the material guide cover, which corresponds to the flail knife cover, and is used for blocking crushed materials.
5. The corn ear picking device with the stem-ear harvesting function as claimed in claim 1 or 3, characterized in that: and recovery blades are respectively fixed on the flail blades and are used for realizing throwing and recovering the crushed straws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022906547.1U CN213818939U (en) | 2020-12-07 | 2020-12-07 | Corn ear picking device with stem and ear harvesting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022906547.1U CN213818939U (en) | 2020-12-07 | 2020-12-07 | Corn ear picking device with stem and ear harvesting function |
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| Publication Number | Publication Date |
|---|---|
| CN213818939U true CN213818939U (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022906547.1U Active CN213818939U (en) | 2020-12-07 | 2020-12-07 | Corn ear picking device with stem and ear harvesting function |
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| CN (1) | CN213818939U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114731836A (en) * | 2022-05-18 | 2022-07-12 | 李金山 | Cutting table returning device of corn harvester |
| CN117898115A (en) * | 2024-03-18 | 2024-04-19 | 贵州省旱粮研究所(贵州省高粱研究所)(贵州省玉米工程技术研究中心) | Corn harvester with ear picking and straw chopping functions |
-
2020
- 2020-12-07 CN CN202022906547.1U patent/CN213818939U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114731836A (en) * | 2022-05-18 | 2022-07-12 | 李金山 | Cutting table returning device of corn harvester |
| CN117898115A (en) * | 2024-03-18 | 2024-04-19 | 贵州省旱粮研究所(贵州省高粱研究所)(贵州省玉米工程技术研究中心) | Corn harvester with ear picking and straw chopping functions |
| CN117898115B (en) * | 2024-03-18 | 2024-06-14 | 贵州省旱粮研究所(贵州省高粱研究所)(贵州省玉米工程技术研究中心) | Corn harvester with ear picking and straw chopping functions |
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